How to Block Sunlight from Windows

Salam Pembaca,

Have you ever had a hard time concentrating while working at home or relaxing in your living room because of the bright sunlight shining through the windows? Well, you’re not alone! Sunlight can be great for natural lightening during the day, but it can be too much for sensitive skin, furniture, and electronics. Fortunately, there are easy ways on how to block sunlight from windows without sacrificing the natural ambiance of your room. Here are some simple steps and useful tips that you can follow.

Steps to Block Sunlight from Windows

Step 1: Install Window Films/Coverings

Most window films or coverings can block up to 99% of UV rays, making them an effective option for controlling light and glare while preserving your view. There are also decorative films available that can add a unique touch to your windows, and some films offer the added benefit of providing privacy from outside viewers.

Step 2: Hang Curtains or Blinds

Curtains or blinds are among the most common ways to block sunlight from windows. They come in a range of colors, designs, and materials, from sheer to blackout, so you can choose what suits your needs and style. Double-layering curtains or pairing them with blinds can provide an even better light-blocking solution.

Step 3: Use Sun Shades or Awnings

Sun shades or awnings are exterior window coverings that can block up to 90% of sunlight and heat, keeping your indoor temperature cooler. They come in fixed or adjustable designs, and you can also choose from various materials, such as aluminum, canvas, or vinyl, depending on your preference and budget.

Step 4: Apply Reflective Window Coatings

Reflective coatings are window films that can block sunlight by bouncing it back outside. They work primarily based on the mirror effect, making it difficult for people outside to see inside while allowing you to see out. These coatings reduce the amount of light and heat that enters your room, keeping it comfortable and energy-efficient.

Step 5: Plant Trees or Vines

Planting trees or vines in front of your windows can be an eco-friendly way to block sunlight. As they grow, they can provide natural, organic shade without obstructing your view entirely. However, it may take some time before they can offer full coverage, so be patient!

Step 6: Use Cardboard or Foam Boards

If you’re looking for an inexpensive and temporary solution, you can use cardboard or foam boards to cover your windows. Cut them to fit your window size and attach them with adhesive tape or Velcro. They may not be as visually appealing as other options, but they are practical and easy to remove.

Step 7: Switch to Tinted Glass

Tinted glass can block sunlight and heat, making it another viable option for windows. It comes in various shades, so you can choose one that complements your home’s design. Tinted glass can also increase privacy by making it harder to see through the windows from the outside.

Step 8: Add Exterior Shutters

Exterior shutters can add an elegant touch to your home while blocking sunlight from the outside. They come in various styles, such as plantation, Bermuda, or louvered, and are available in materials like wood, aluminum, or vinyl. Some shutters are adjustable, allowing you to regulate the amount of light entering your room.

Step 9: Install Solar Screens

Solar screens are mesh-like window coverings that can block sunlight and reduce glare. They are often mounted on the outside of the window and come in several colors and densities, depending on the level of light and heat control you need. Solar screens can also protect your furniture and flooring from fading due to prolonged sun exposure.

Step 10: Use Window Shades or Films with Patterns

If you’re tired of using plain and boring window shades or films, why not choose ones with patterns? These can add a decorative touch to your windows while still blocking sunlight and providing privacy. You can find various patterns, such as floral, geometric, or abstract, that can match your home’s interior design.

Step 11: Install Roller Shades

Roller shades are window coverings that can be customized to fit your windows and provide excellent light control. You can choose from various fabrics, such as light-filtering or blackout, that can block varying levels of sunlight and provide privacy. Roller shades are easy to use and can add a modern and sleek look to your windows.

Step 12: Get Creative with Home Decor

Lastly, don’t hesitate to get creative with your home decor to block sunlight. You can use objects like lanterns, plants, or textured glass to diffuse sunlight and add a unique touch to your space. Experiment with different ideas until you find what works best for your home.

Extra Tips and Tricks

1. Clean Your Window Regularly

Dust and dirt on your windows can reduce the effectiveness of window coverings or coatings, causing sunlight to penetrate more easily. Make sure to clean your windows regularly using a soft cloth or a gentle cleaner to maximize their light-blocking performance.

2. Measure Your Windows Accurately

Before buying any window coverings, make sure to measure your windows accurately to avoid mistakes. Measure the height and width of your window frame, including the depth of the window opening, to ensure a perfect fit.

3. Consider Your Home’s Orientation

Take note of your home’s orientation and how sunlight enters each room. Rooms facing east may get more morning sun, while those facing west may get more afternoon sun. This can help you choose the right window coverings and coatings for each room.

4. Use Darker Colors for Light Control

Darker colors absorb more light and heat, making them ideal for windows that need more light control. If you’re using fabrics for curtains or roller shades, consider choosing darker colors to block more sunlight.

5. Opt for Motorized Window Coverings

Motorized window coverings offer convenience and ease of use. You can adjust the amount of light entering your room with just a press of a button, making it a suitable option for hard-to-reach windows or for people with mobility issues.

6. Invest in High-Quality Window Coverings

Investing in high-quality window coverings may cost more, but they can provide better light-blocking performance and last longer than cheaper alternatives. Consider the materials, thickness, and durability of each product before purchasing.

7. Test Different Coverings and Combinations

Don’t be afraid to test different window coverings and combinations until you find what works best for your home. Some coverings may work better in certain areas, depending on your needs and preferences.

8. Check Local Regulations on Window Coverings

Check your local regulations on window coverings before installing them. Some areas have restricted or banned certain types of window coverings for safety and other reasons.

9. Use Window Coverings All Year Round

Sunlight can penetrate through windows all year round, not just during summer. Make sure to use window coverings all year round to protect your skin, furniture, and electronics from harmful UV rays and to save on energy costs.

10. Don’t Sacrifice Style for Functionality

Lastly, don’t sacrifice style for functionality when it comes to window coverings. You can choose coverings that are both aesthetically pleasing and effective in blocking sunlight by considering different colors, patterns, and designs.

That’s it! These are simple steps and useful tips on how to block sunlight from windows. Remember that the key to effective light control is finding a balance between functionality and style. Don’t hesitate to experiment until you find the perfect solution for your home. Good luck!

Advantages and Disadvantages of Blocking Sunlight from Windows


1. Reduces heat and glare: Blocking sunlight from windows can significantly reduce the amount of heat and glare that enters your home or office space. This can help keep your space cooler and more comfortable, especially during the hot summer months.

2. Protects furniture and floors: Sunlight can cause furniture, fabrics, and floors to fade or become damaged over time. Blocking sunlight from entering through windows can help prevent this and keep your space looking new and fresh.

3. Saves energy: By reducing the amount of sunlight that enters your home, you can reduce the need for air conditioning, which can lower your energy bills and decrease your carbon footprint.

4. Provides privacy: Blocking sunlight can also provide additional privacy, especially for windows that face busy streets or public areas.

5. Promotes better sleep: Blocking sunlight from entering your bedroom can help promote better sleep by creating a darker, more restful environment.

6. Protects skin: Sunlight can be damaging to skin, especially for those with sensitive skin or a history of skin cancer. Blocking sunlight from entering your home or office can help protect your skin from harmful UV rays.

7. Reduces fading of artwork: Sunlight can also cause artwork and photographs to fade over time. By blocking sunlight, you can help protect and preserve your favorite pieces for longer.

8. Reduces eye strain: If you work at a computer or spend a lot of time looking at screens, blocking sunlight from entering your workspace can help reduce eye strain and improve productivity.

9. Reduces bugs and insects: Sunlight can attract bugs and insects, especially during the warmer months. By blocking sunlight, you can reduce the amount of bugs and pests that enter your home.

10. Increases property value: A home or office space with features like blackout curtains or window films can be more attractive to buyers, which can increase the overall value of your property.


1. Can make a space feel dimmer: Blocking sunlight can make a space feel darker, which may not be ideal for everyone. This can be especially true for individuals who suffer from seasonal affective disorder (SAD).

2. Blocks natural light: Sunlight can provide natural light that can be beneficial for certain activities like reading or working on projects. Blocking sunlight may make these activities more difficult.

3. Can be expensive: Products that block sunlight like blackout curtains or window films can be more expensive than regular curtains or blinds.

4. May require professional installation: Depending on the type of product you use to block sunlight, installation may require the help of a professional, which adds an additional expense.

5. May not be permitted in certain buildings: Offices or apartment buildings may have rules or regulations regarding the use of certain window coverings or films.

6. Limits your view: By blocking sunlight, you may also be limiting your view of the world outside your windows, which can be a downside for some.

7. Can create a cave-like atmosphere: For some, blocking sunlight can make a space feel closed off and cave-like, which may be claustrophobic or uncomfortable.

8. May require additional lighting: Depending on the level of sunlight that is blocked, you may need to use additional artificial lighting inside your home or office.

9. Can trap heat inside a space: While blocking sunlight can help reduce heat and glare, it can also trap heat inside your home or office, which can be uncomfortable during the colder months.

10. May not be a permanent solution: Products like window films or curtains need to be replaced or maintained over time, which can be a hassle or expense for some homeowners or renters.


1. What are the best ways to block sunlight from windows?

There are several effective ways to block sunlight from windows, such as using blinds, curtains, shades, or window films.

2. How can I make my blinds or curtains more effective in blocking sunlight?

You can choose blinds or curtains made of thicker materials or in darker colors. Adding a blackout lining can also make them more effective in blocking sunlight.

3. Can window films effectively block sunlight from windows?

Yes, window films are an effective way to block sunlight from windows. They come in different shades and can effectively reduce heat and glare.

4. How can I install window films on my own?

You can purchase DIY window films and follow the instructions provided. Generally, it involves measuring and cutting the film, cleaning the window surface, and applying the film with a solution.

5. Are there any natural materials that can be used to block sunlight from windows?

Yes, using bamboo shades or woven wood shades can effectively block sunlight while adding natural texture and style to the room.

6. Can I use plants to block sunlight from windows?

Yes, adding plants near the windows can help to block or diffuse sunlight. Some plants that are effective for this purpose include ferns, spider plants, and ivy.

7. How can I block sunlight from high windows or skylights?

You can use blinds or shades that can be operated with a remote control. Installing a motorized skylight shade can also be an effective option.

8. Are there any temporary solutions for blocking sunlight in rental homes?

You can use temporary window film or removable adhesive hooks to hang curtains or shades. Using tension rods to place curtains or shades also makes it easy to remove and leave no damage.

9. How can I block outdoor sunlight from entering my home?

You can use exterior shading devices such as awnings, shutters, or exterior shades. Planting trees or placing tall shrubs outside the window can also be effective in blocking outdoor sunlight.

10. How can I clean my window coverings without damaging them?

You can clean blinds or shades using a damp microfiber cloth or a vacuum cleaner with a dusting brush attachment. Curtains can be washed in a washing machine or steam cleaned.

11. Can I use aluminum foil to block sunlight from windows?

Yes, aluminum foil can effectively block sunlight when it is applied to the window. However, it may cause damage to the window glass and is not considered a permanent or attractive solution.

12. How can I use mirrors to block sunlight from windows?

Placing mirrors on the opposite wall or another surface facing the window can help to reflect sunlight away from the room.

13. Is it important to block sunlight from windows?

Yes, blocking sunlight from windows is important as it can reduce heat, glare, and UV radiation. It also helps to preserve the longevity of furniture, carpets, and other furnishings that can be damaged by exposure to sunlight.

How to Block Sunlight from Windows

There’s nothing quite like the comfort of natural sunlight streaming through your windows. But on those hot summer days, the heat can quickly become overwhelming. Sunlight can also cause furniture to fade and damage sensitive surfaces. So what’s the solution? Blocking sunlight from windows can be a simple and effective way to reduce heat, glare, and potential damage. Here are some effective methods for blocking sunlight from your windows.


Blocking sunlight from your windows doesn’t have to be a difficult task. Whether you’re looking to reduce heat, glare, or protect your home from potential damage, there are a variety of methods available that can suit your needs. From using curtains and blinds to investing in specialized window films, you’re sure to find a solution that works for you. So go ahead and take control of your home’s sunlight, and enjoy a comfortable and beautiful space.

Until next time!